NEW
Font size
WorksheetsUnit 1 (1.1&1.2) Vocabulary
Total questions: 42
Worksheet time: 24mins
What is an anion?
a positive ion
a negative ion
a dsylexic onion
What is a cation?
a positive ion
a negative ion
an electrically charged cat
An atom becomes _______ when it loses electrons.
Positive
Negative
Neutral
Invinsible
An atom becomes _________ when it gains electrons.
Positive
Negative
Neutral
Invinsible
Which particles change the charge in atoms when ions are formed?
Protons
Electrons
Neutrons
Kittens
What two types of atoms make a covalent bond?
2 non-metals
1 metal and 1 non-metal
2 metals
What type of bond involves the sharing of electrons between atoms?
covalent bond
ionic bond
metallic bond
transfer bond
Identify the following compound as ionic or covalent: SO2
ionic
covalent
Identify the following compound as ionic or covalent: Ca(OH)2
ionic
covalent
What type of bonding does this picture show?
Ionic
Covalent
What type of bonding does this picture show?
Ionic
Covalent
The force of attraction between the molecules of the same substance is called as
adhesive force
force of surface tension
cohesive force
electrostatic force
What are the building blocks of matter?
Atoms
Protons
Cells
Neutrons
The nucleus of an atom is made up of ___________________.
Protons and Neutrino
Neutrons and Electrons
Protons and Neutrons
Protons and Electrons
Which subatomic particle has a negative charge in the atom?
proton
neutron
electron
quark
Which of the following does not have an electrical charge?
Neutron
Electron
Neuron
Proton
How would O2 be qualified. Check all answers that apply.
Atom
Molecule
Compound
Sodium has an atomic number of 11, how many protons does this atom have?
22
11
12
2
What is the picture displayed?
atom
element
molecule
Classify the following molecule.
polar
nonpolar
Why is the molecule polar?
The molecule is symmetrical and the hydrogens cancel out the pulling of the Fluorine
There are different types of elements bonded to the central atom. The F pulls the electrons.
There are no lone pairs on the central atom and all of the atoms bonded to the central atom are the same.
A pure substance that cannot be broken down into any other substance.
Elements
Compounds
Mixtures
A(n) ______________ is formed when two or more elements chemically combine.
Compound
Element
Mixture
A ___________ is a combination of many different elements not chemically combined.
Element
Compound
Mixture
What is the density of water?
1 mL
1 gram
1 g/cm3
None of the above
The state of matter in which a substance has a definite volume but no definite shape.
gas
liquid
solid
matter
Phase change from liquid to gas is called:
Freezing
Condensation
Vaporization
Sublimation
Phase change from solid to gas is called:
Freezing
Condensation
Vaporization
Sublimation
Phase change from liquid to solid is called:
Melting
Freezing
Deposition
Condensation
Phase change from gas to liquid is called:
Melting
Freezing
Deposition
Condensation
When particles gain heat energy they...
Move slowly
Move faster
Move at the same speed
Stop moving
Complete the sentence:
Heat always flows from an object of higher temperature to one of _______
lower temperature
higher temperature
Which of the following statements about the particle theory of matter is incorrect?
All matter is made up of tiny particles.
All substances are made of the same particles.
The particles can move when they are heated.
Particles are held together by strong electrical forces.
State of matter that takes the shape of it's container and has a definite volume.
Solid state
Liquid state
Gas state
Plasma state
State of matter in which materials have a definite shape and volume.
Solid state
Liquid state
Gas state
Plasma state
What do we call the substance that is being dissolved?
Solute
Solvent
Concentration
Electrolyte
What do we call the substance that is doing the dissolving?
Solute
Solvent
Concentration
Electrolyte
Kool aid is the perfect refreshment on a hot summer day. What is the solvent in this delicious mixture?
Kool aid
Water
Kool aid is the perfect refreshment on a hot summer day. What is the solute in this delicious mixture?
Kool aid
Water
